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           Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > ATMEGA1281-16AU

ATMEGA1281-16AU

Part Number: ATMEGA1281-16AU
Manufacturer: Microchip
Part Type: Integrated Circuits (ICs) > Embedded Processors and Controllers > Microcontrollers > ATMEGA1281-16AU
Qty Available:
Description: Risc Microcontroller, 8-BIT, Flash, AVR Risc Cpu, 16MHZ, Cmos, PQFP64

04/23/2026 – There are 515 pieces pieces of Part Number ATMEGA1281-16AU Available.

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Risc Microcontroller, 8-BIT, Flash, AVR Risc Cpu, 16MHZ, Cmos, PQFP64

Specifications

TYPE DESCRIPTION
Case/Package TQFP
Contact Plating Tin
Mount Surface Mount
Number of Pins 64
Access Time 16 µs
Core Architecture AVR
Data Bus Width 8 b
Density 1 Mb
Frequency 16 MHz
Interface 2-Wire, EBI/EMI, I2C, SPI, UART, USART
Max Frequency 16 MHz
Max Operating Temperature 85 °C
Max Supply Voltage 5.5 V
Memory Size 128 kB
Memory Type FLASH
Manufacturer Package Identifier 64A
Min Operating Temperature -40 °C
Min Supply Voltage 2.7 V
Number of ADC Channels 8
Number of Bits 8
Number of I2C Channels 1
Number of I/Os 54
Number of Programmable I/O 54
Number of PWM Channels 10
Number of SPI Channels 1
Number of Timers/Counters 6
Oscillator Type Internal
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
RAM Size 8 kB
Schedule B 8542310000
Termination SMD/SMT
Voltage 5 V
Watchdog Timer Yes
Height 1.05 mm
Length 14.1 mm
Width 14.1 mm

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